Why is Java Platform Independent? C, C++, java are platform independent languages and programs written in these languages can be run on any operating systems like windows, Ubuntu, linux platforms. Why java is platform independent language? 0 Comments 0 Gokulapriya 05 Apr One of the most significant advantages of Java is its ability to move easily from one computer system to another. Java 1.0 was first revealed to the public in 1995, with the promise of "Write Once, Run Anywhere" with free runtimes on any popular networks. Login to Answer. I am aware about the steps involved in running a cpp code. This platform characteristic allows Java to run in whatever environment it is in. Reply. This is done deliberately in order to allow applications that use these libraries to be able to run on any platform. Bytecode is the machine understandable code of the JVM (Java Virtual Machine) ) By using Bytecode execution java proves it is a platform independent language. Java (software platform) - Wikipedia The most significant feature of Java is that it provides platform independence which leads to a facility of portability, which ultimately becomes its biggest strength. Bytecode can be executed on any platform (OS) using JVM ( Java Virtual Machine). Thus, it exhibits the ability to be platform independent, meaning it can execute a code regardless of the operating system on which it is being executed. In the computer industry it typically means some combination of hardware and system software but here you can understand it as your operating system. 0. Why is Java platform independent? When javac compiles a java program it generates an executable file called .class file. Java Virtual Machine (JVM) - W3schools A programming language is said to be platform independent when a program or application written in it i.e. Overview: A platform is the hardware or software environment in which the program runs. We had a look at JVM architecture for a better understanding. Why is Java platform independent? JVM depends on the operating system it knows how to communicate. Platform-independent software can be used in many different environments, requiring less planning and translation across an enterprise. Why is Java platform Independent? | KnowsWhy.com JVM, JRE and JDK are platform dependent because configuration of each OS differs. similary c/c++ object code also executes in any . What is Platform?Why java is called Platform independence? JDK will be useful for developing and compiling java code. 0. Why Java is a platform independent language? Why is Java Platform Independent Language? | upGrad blog Please Share. class file contains byte codes. Why is Java Platform Independent? class) → JVM (sample.obj) → display final output. What is the meaning of bytecode in java? Login to Answer. By: [email protected] On: Fri Sep 07 21:35:19 IST 2012 0 0 0. This platform in real-life is the laptop and the underlying operating system runs on that laptop. The Java platform /runtime environment is platform-independent in the sense that the same libraries (images, networking, File IO, etc.) c/c++ creates object code . When the executable and the source code varies or differs from one platform to other platform, then it is considered to be dependent. Because the Java compiler converts the source code to bytecode, which is Intermidiate Language. Now if u run this byte code (.class file) in any Operating System, that code will work fine. Java Virtual Machine (JVM) provides the environment to execute the java file (. Important Points In Java, programs are compiled into byte code and that byte code is platform-independent. Java is a programming language and a platform. Follow edited Jan 13 '16 at 9:41. JVM is an abstract (abstract means being an idea or not having a physical existence) machine that resides on your real machine. Why is Java platform-independent and portable? Compiler vs InterpreterHow Programs run on ComputerHow Java programs run on ComputerWhat is Distributed System?How Java helped Distributed Systems?Courses on. JVM is an interpreter. Pin. Java platform independent means ' write once and run anywhere' or WORA. Java is a platform-independent language, which means that it can be run on any operating system, including Windows, Linux, macOS, etc, which is why it is known to follow the principle "Write Once, Run Anywhere". After compilation it will give output .class file. When u complile ur java code, its converted in .class file that is a ur byte code. Java being the platform independent language allows its end users to access its source code on any other language automatically. So we can conclude that JVM is platform-dependent and it is the reason why Java is able to become "Platform Independent". Those source files are then compiled into .class files by t. That is the exact reason why you have compile the code first and then execute the Byte Code. The JVM is used to both translate the bytecode into the machine language for a particular computer, and actually . The meaning of platform independent is that, the java source code can run on all operating systems. which is specific to java. Adobe Oracle. The interpreter executes this bytecode at runtime and produces output. For the source code to be understood by the machine, it needs to be in a language understood by . Platform independent. . JVM has supported your windows, Linux, and Mac executable code. Java other than that is platform independent, This is also one of its weaknesses, since you are coding to a common denominator and many features of each individual OS are not available. 0 Shares. Something went wrong : (. The ability to run the same program on many different systems is crucial to World Wide Web software, and Java succeeds at this by being platform-independent at both the source and binary levels. Follow edited Aug 6 '10 at 4:11. answered Aug 6 '10 at 3:53. Bytecode and JVM together helps make java - platform independent, a very popular feature of java program. The java virtual machine interpreter processes the non-executable code and . In any programming language soruce code is compiled in to executable code . JVM provides the interpretation of byte code for various machine and for each unique machine there is a unique JVM. Before knowing why java is platform independent let's have some brief about compiler phases: Lexical Analyser: Accepts high-level language code and tokenize the input to a valid set of tokens. It does not need any further modification to execute on another system. Java's compiler converts the code written by the developer into bytecode. For example, the Java programming language was designed to run on multiple types of hardware and multiple operating systems. Get more knowledge on this most useful coding language by going through the Java Online Course at Onlineitguru. Michel Godfroid . The code can also run on all operating systems. Java is platform-independent because it does not depend on any type of platform. Permalink Posted 12-May-10 20:44pm. Answer Added!!! Its source code can be used to work on a different platform which makes it an independent platform to work on. This is unlike the compiled code generated by other compilers and is non-executable. Hence, Java is platform-independent language. Java Programming Java 8 Object Oriented Programming. Where as assembly language . It may contain words, phrases etc which the machine does not understand. Because of Byte code. Platform Independent means writing a piece of code on one operating system and that complied code is able to run . A language is called platform independent if the applications written in that language can run on any operating system (OS). similary java creates bytecode . its source code can run on any operating system or platform, irrespective of where it was developed and compiled. Being platform-independent means a program compiled on one machine can be executed on any machine in the world without any change. Note that you only need to be aware of this issue when you install JAR files manually. Java is interpreted that is why it is platform-independent. This is why the Java's promotional tagline has always been: " Write once, run anywhere ." so the code you write/compile, won't have to be re-compiled, you just need to have the right JRE installed on the system where you want to run your code, but you need that anyway if you want to run a Java application. We can define platform as the sum of hardware and software that provides an environment for . That's y , it is a platform independent. Java is (supposedly) platform independent in terms of the compiled bytecode. When Eclipse is written in Java and Java is platform independent, why does Eclipse offer different versions according to platforms? Indeed Java is platform independent language,Java is both compiled and interpreted language. The byte code is executed by the Java Virtual Machine and the Java Virtual Machine is platform dependent. Platform Independent. In this article, we'll zoom in on Java's platform independence. Due to its own run time environment (JRE), it is also known as platform. as to 'how is Java platform independent', since my guess is that's your actual question. Share. Java is platform independent. Facilitates distributed computing as its network-centric. Java is platform-independent. This bytecode is utilised by JVM (Java Virtual Machine) and converted into a language the machine on which Java is being run would understand. Platform independent language means once compiled you can execute the program on any platform (OS). In the Java programming language, all source code is first written in plain text files ending with the .java extension. Answer Added!!! With the help of JVM only it saying java is platform-independent. When you compile Java programs using javac compiler it generates bytecode. Because Java runs bytecode in a virtual machine, the classes do not need to be recompiled for different platforms. Byte codes are . Therefore, we can say that this is a platform-independent programming language. Improve this question. In simple words, Java source code can run on all operating systems without any further modification. It is a multithreaded language with automatic memory management. The JVM is not platform independent. If Java platform-independence becomes a reality, organizations with multiple types of . Categories Java Basics Post navigation. Language that Java uses: Java compiler provided by . 0. why java is platform independence. Romain . In java, When we compile the source code/user code written in java. How is the Java platform independent ? For every operating system separate JVM is available which is capable to read the .class file or byte code. Platform Independent means "write once and run anywhere". To cut a long story short, Java is platform independent, .Net is not, the parts of .Net that microsoft puts in the standard are platform independent, and Mono extends this platform independence, bot not to the whole framework. Java is a platform independent programming language, Because when you install jdk software on your system then automatically JVM are installed on your system. java cross-platform eclipse. Java. Every architecture and OS must have a specifically designed and built JVM in order for platform-independent Java programs to run. The platform can be WIndows, Linux, MAC OS, etc. 13 May Java is platform independent. Since java code is converted to bytecode which can be easily interpreted by any system that has JVM, so it helps in making java portable programming language. But Java is platform independent as .class file can be run in any OS as long as JVM is written for that specific OS. The meaning of platform here may be confusing for you but actually this word is poorly defined. Or java is platform independent because java does not run directly on operating system. That's why Java is platform-independent. Similarly, there are different JVM for 32-bit and 64-bit machines. Share. It implies that it doesn't matter on what operating system (lets say,Windows OS) the code was written, it could be run on the other operating system (lets say Linux) conveniently and without any issue. When you install fixpacks, the fixpack installer ensures that the correct JAR files are installed on the target platform. At the time of compilation, the java compiler converts the source code into a JVM interpretable set of intermediate form, which is termed as byte code. Java package is coming with JDK (Java Runtime Environment) and JRE (Java Runtime Environment). At the time of compilation, the java compiler converts the source code into a JVM interpretable set of intermediate form, which is termed as byte code. Sort By: Why is Java Platform Independent? How the java is Platform independent. its source code can run on any operating system or platform, irrespective of where it was developed and compiled. How is Java platform independent? Java has been designed in such a way that makes it platform independent and can work on any type of operating system and platform provided JVM is installed in it.So, consider a system in which JVM . Platform independent Java In a layman term, platform is anything where or on which a program can work or run and programming languages can be either platform dependent or independent. Java is called a platform independent language as it runs on Bytecode, which is the machine understandable code of Java Virtual Machine (JVM). Share. jvms (java virtual machines).for different operating. We need to execute this bytecode using JVM (Java Virtual machine) Then, JVM translates the Java bytecode to machine understandable code. Because the Java compiler. How java is platform independent just because of Bytecode (i.e. Technorati Tags: jvm,java platform,plateform dependency,why java is platform indepdendent. Machine Code: Machine code is a set of instructions that is directly machine-understandable and it is processed by the Central Processing Unit (CPU). The compiler creates a .class file that is readable for JVM (Java Virtual Machine). If you write a code in Java, then the program will be sent to the compiler for compilation. Java source code is converted into bytecode at compilation time. 3. java uses interpreter JVM to execute . A java compiler convert the user code in equivalent byte code and save the byte code in .Class file. Platform dependent means code which we compile on one platform will not work or run on another platform. If it is, can't we write Virtual machine for C++ and make it platform independent. Why java is platform independent or How java is platform independent; What is platform dependent. Answer / prapanch. Hence even though JAVA (application /program ) depends upon JVM (which is platform dependent) , we call Java as platform independent because JVM working in the system is not considered wrt platform dependency factors. „Java platform independent" is a phrase that is often searched within search engines as it may not be clear what this term actually means. If JRE installed in system then JVM also be installed . However, since the need for a JVM is universally seen as a priority, every modern OS provides one. Platform Independent. What makes Java as platform independent and how Java can be executed on any hardware and O/S platform is explained in this section. For this particular reason, that Java is platform-independent it is also portable. Answer (1 of 11): Java is platform independent with the help of JVM. JVM takes bytecode as input and execute it. It is designed for building object-oriented applications. Output of java is in bytecode so we need to setup JVM on other platform which makes java Platform independent. but not added System compatible information in it that's why the byte code is neutral that's means we cannot use it without adding the system. Here, is the process of java bytecode execution. run on any operating system.because when you compile a. program you will get a class file which contains byte code. • Only Java Bytecode (.class file) generated after compilation is platform independent in a sense that it is only a binary code and of course it has nothing to do with platform and JVM reads it with . A programming language is said to be platform independent when a program or application written in it i.e. Improve this answer. Java is Platform Neutral because the same Java code will run on multiple platforms (Operating Systems) without modification, provided that the code does not intentionally put any specific demands on the system, holding true to the slogan, "Write Once, Run Anywhere".Java's platform independence consists mostly of its Java Virtual Machine (JVM), which is a . because you can code and run Java in any OS. Share. We've walked through the explanation of why java is considered a platform-independent language, understood that JVM is the reason behind java's platform independence. This is how Java is Platform Independent by removing the dependency of Program code with underlying Operating System. Since it can be run on any platform, it is known as cross-platform. sample.java → javac (sample. Here in the programming, writing means compiling. As different computers with the different operating system have their JVM, when we submit a .class file to any operating system, JVM interprets the bytecode into machine level language.. JVM is the main component of Java architecture, and it is the part of the JRE (Java Runtime Environment). What does java platform independent means? Platform Independent: Platform independent means that the program that we executed on one system can be operated on the other system as well. Where Platform is nothing but the combination of the operating system (OS) with a processor. But „platform independence" simply implies independence from all types of platforms. Adobe Oracle. We can define platform as the sum of hardware and software that provides an environment for . 1. The java virtual machine interpreter processes the non-executable code and . Java is operating-system independent because it runs on the Java platform (the JVM): The mantra is "write once, run anywhere" because you write your code using the JDK API, compile that once, and it runs on any operating system that has a JVM available. Byte code is referred to as a Portable code. A program is written in a language which is a human readable language. Java supports call by value only. That's why you have different JVM and JRE installations for different platforms like Mac, Windows, Linux, or Solaris. Why is Java Platform Independent? It is created for the distributed environment of the Internet. Share. This bytecode is a platform independent code because it can be executed on several platforms, that is, Write Once and Run Anywhere (WORA) . Class file). Note • JVM and JRE both are platform dependent. Java. platform independent means,the java compiled program can be. Java is called platform independent because of Java Virtual Machine. Author: Aman Chauhan 1. The most unique feature of java is platform independent. Something went wrong : (. When you compile a Java program it creates .class file which is collection of byte code, these byte code are not machine instruction instead they are instruction which Java virtual machine can understand. Call by Value and Call by reference: C++ supports both call by value and call by reference. Why Java is Platform Independent Mudasir Qazi - [email protected] 111-Dec-14 2. Tweet. Java Virtual Machine (JDK). Java is a set of computer software and specifications developed by James Gosling at Sun Microsystems, which was later acquired by the Oracle Corporation, that provides a system for developing application software and deploying it in a cross-platform computing environment. Java is platform-independent. I assume it should be write once, use anywhere code. Java is used in a wide variety of computing platforms from embedded devices and mobile phones to enterprise servers and . 2d. Why java called platform indeependent? It runs on the JVM which you have to install separately. In Java, the code is compiled by the compiler and converted into platform-independent bytecode. that byte code can understand by. are available and work in the same way on all platforms. Machine code is in binary (0's and 1's) format which is completely different from the byte code and . JVM means Java virtual machine so isn't it like a virtual machine like VM ware? why java platform independent. Why Java is Platform Independent Language? JVM is platform dependent which makes the source code platform-independent. But the JVM or Java Virtual Machine is a platform-dependent here. Platform independent language means once compiled you can execute the program on any platform (OS). So at the end it's depends on your kernel , and kernel is differ from OS (Operating System) to OS. Important Points: In the case of Java, it is the magic of Bytecode that makes it platform independent. Because output of java is in bytecode so its not possible to modify by malicious programs thats why java is secure. for each platform there is a different JRE, which handles the differences. 1. For example, when you try to run a java program, the output is called a bytecode. Learn everything in a practical way about this coding language and its uses. This is unlike the compiled code generated by other compilers and is non-executable. This cannot be run across all platforms. Always remember, Java programs are platform independent but JVM is not. Java is platform-independent because the same java program can run on any operating system. - Java is Platform independent. Some programs developed in one machine can be executed in another machine. at java.lang.ClassLoader.checkPackageSigners(ClassLoader.java:313) Issue does not occur when you install fixpacks. The use of the same byte code for all JVMs on all platforms make java platform independent. This class file can run using JRE. Explain why java is platform independent? This adds to an important feature in the JAVA language termed as portability. Java, t he Python, C#, Scala, etc., are examples of platform-independent programming languages. You can write it in any notepad or text editor. Why Java is platform independent? Sort By: Author: Aman Chauhan 1. Jvms on all operating systems a piece of code on one platform will not or!: //artoftesting.com/what-is-java '' > OOP - Java School < /a > Why Java... 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